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authorEric Biggers <ebiggers@google.com>2025-05-01 14:23:19 -0700
committerMikulas Patocka <mpatocka@redhat.com>2025-05-06 19:08:08 +0200
commit025e138eeb752ae19e8eb0144d9f7cc87d579b45 (patch)
tree9bc5d2d37797f1123f9d25ad2f8f66fb37ce3156
parentb7c18b17a173087ce97e809cefd55e581121f19e (diff)
blk-crypto: export wrapped key functions
Export blk_crypto_derive_sw_secret(), blk_crypto_import_key(), blk_crypto_generate_key(), and blk_crypto_prepare_key() so that they can be used by device-mapper when passing through wrapped key support. Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
-rw-r--r--block/blk-crypto-profile.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/block/blk-crypto-profile.c b/block/blk-crypto-profile.c
index 94a155912bf1..81918f6e0cae 100644
--- a/block/blk-crypto-profile.c
+++ b/block/blk-crypto-profile.c
@@ -501,6 +501,7 @@ int blk_crypto_derive_sw_secret(struct block_device *bdev,
blk_crypto_hw_exit(profile);
return err;
}
+EXPORT_SYMBOL_GPL(blk_crypto_derive_sw_secret);
int blk_crypto_import_key(struct blk_crypto_profile *profile,
const u8 *raw_key, size_t raw_key_size,
@@ -520,6 +521,7 @@ int blk_crypto_import_key(struct blk_crypto_profile *profile,
blk_crypto_hw_exit(profile);
return ret;
}
+EXPORT_SYMBOL_GPL(blk_crypto_import_key);
int blk_crypto_generate_key(struct blk_crypto_profile *profile,
u8 lt_key[BLK_CRYPTO_MAX_HW_WRAPPED_KEY_SIZE])
@@ -537,6 +539,7 @@ int blk_crypto_generate_key(struct blk_crypto_profile *profile,
blk_crypto_hw_exit(profile);
return ret;
}
+EXPORT_SYMBOL_GPL(blk_crypto_generate_key);
int blk_crypto_prepare_key(struct blk_crypto_profile *profile,
const u8 *lt_key, size_t lt_key_size,
@@ -556,6 +559,7 @@ int blk_crypto_prepare_key(struct blk_crypto_profile *profile,
blk_crypto_hw_exit(profile);
return ret;
}
+EXPORT_SYMBOL_GPL(blk_crypto_prepare_key);
/**
* blk_crypto_intersect_capabilities() - restrict supported crypto capabilities